Bootstrap File Picker

Bootstrap-File-Picker.markdown

Bootstrap File Picker

A Pen by Patrick Thompson on CodePen.

License.

index.html

<script src="//code.jquery.com/jquery-1.11.0.min.js"></script>
<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link href="//netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css" rel="stylesheet">
 
  
<div class="container" style="margin-top: 20px;">
    <div class="row">
       
        <div>
            <h4>Documents</h4>
            <div class="input-group">
                <span class="input-group-btn">
                    <span class="btn btn-primary btn-file">
                        Browse&hellip; <input type="file" multiple>
                    </span>
                </span>
                <input type="text" class="form-control" readonly>
            </div>
        </div>
        
    </div>
</div>

script.js

$(document).on('change', '.btn-file :file', function() {
  var input = $(this),
      numFiles = input.get(0).files ? input.get(0).files.length : 1,
      label = input.val().replace(/\\/g, '/').replace(/.*\//, '');
  input.trigger('fileselect', [numFiles, label]);
});

$(document).ready( function() {
    $('.btn-file :file').on('fileselect', function(event, numFiles, label) {
        
        var input = $(this).parents('.input-group').find(':text'),
            log = numFiles > 1 ? numFiles + ' files selected' : label;
        
        if( input.length ) {
            input.val(log);
        } else {
            if( log ) alert(log);
        }
        
    });
});

style.css

.btn-file {
  position: relative;
  overflow: hidden;
}
.btn-file input[type=file] {
  position: absolute;
  top: 0;
  right: 0;
  min-width: 100%;
  min-height: 100%;
  font-size: 100px;
  text-align: right;
  filter: alpha(opacity=0);
  opacity: 0;
  background: red;
  cursor: inherit;
  display: block;
}
input[readonly] {
  background-color: white !important;
  cursor: text !important;
}